Surface active agents — Determination of pH of aqueous solutions — Potentiometric method
NORM herausgegeben am 1.8.1977
Bezeichnung normen: ISO 4316:1977
Ausgabedatum normen: 1.8.1977
Zahl der Seiten: 2
Gewicht ca.: 6 g (0.01 Pfund)
Land: Internationale technische Norm
Kategorie: Technische Normen ISO
Description / Abstract: The determination is carried out in the following way: Potentiometric measurement of the potential difference between a glass electrode and a reference electrode dipping in an aqueous solution of the sample. This method is only applicable when so indicated in the specific standard for each product.